Who knew there were so many famous people named Marion in the world? Our list of celebrities named Marion includes pictures and information about each person when available, so you can get to know them a little better if you don't know them. The famous Marions below come from all walks of life, but all ended up achieving fame or notoriety in one way or another. This list includes singers named Marion, actors named Marion, and much more. Marion Cotillard, Marion Motley, and Marion Ross are only a few of the well-known people named Marion on this list.